Love2Poker.com is a poker information site started years ago by a few poker pros. The site has a very strong strategy section. You can read some great strategy articles for free. Lots of articles are aimed at advanced players with topics like merging, delayed float bluff, gameflow etc.
An online poker site is not complete with a proper review and bonus section, which is taken care of as well by the Love2Poker Team. This includes a page on rakeback with some great deals.
Head over to Love2Poker to check out all the stuff!